Janaka J. Kumara, Yoshiaki Kikuchi, Takashi Kurashina, and Taichi Hyodo. “BASE RESISTANCE OF OPEN-ENDED PILES EVALUATED BY VARIOUS DESIGN METHODS”. GEOMATE Journal 11, no. 26 (October 13, 2019): 2643–2650. Accessed May 3, 2024. https://geomatejournal.com/geomate/article/view/2658.